diff --git a/tests/integration/testdata/sync/infra/after/Ruby/function/Gemfile b/tests/integration/testdata/sync/infra/after/Ruby/function/Gemfile
index 4de23af04b..ffdfcccc1e 100644
--- a/tests/integration/testdata/sync/infra/after/Ruby/function/Gemfile
+++ b/tests/integration/testdata/sync/infra/after/Ruby/function/Gemfile
@@ -2,4 +2,4 @@ source "https://rubygems.org"
 
 gem "ruby-statistics"
 
-ruby '~> 2.7'
+ruby '~> 3.2'
diff --git a/tests/integration/testdata/sync/infra/after/Ruby/layer/Gemfile b/tests/integration/testdata/sync/infra/after/Ruby/layer/Gemfile
index d7bdb01969..8d2ee9edd6 100644
--- a/tests/integration/testdata/sync/infra/after/Ruby/layer/Gemfile
+++ b/tests/integration/testdata/sync/infra/after/Ruby/layer/Gemfile
@@ -1,3 +1,3 @@
 source "https://rubygems.org"
 
-ruby '~> 2.7'
+ruby '~> 3.2'
diff --git a/tests/integration/testdata/sync/infra/before/Ruby/function/Gemfile b/tests/integration/testdata/sync/infra/before/Ruby/function/Gemfile
index 4de23af04b..ffdfcccc1e 100644
--- a/tests/integration/testdata/sync/infra/before/Ruby/function/Gemfile
+++ b/tests/integration/testdata/sync/infra/before/Ruby/function/Gemfile
@@ -2,4 +2,4 @@ source "https://rubygems.org"
 
 gem "ruby-statistics"
 
-ruby '~> 2.7'
+ruby '~> 3.2'
diff --git a/tests/integration/testdata/sync/infra/before/Ruby/layer/Gemfile b/tests/integration/testdata/sync/infra/before/Ruby/layer/Gemfile
index d7bdb01969..8d2ee9edd6 100644
--- a/tests/integration/testdata/sync/infra/before/Ruby/layer/Gemfile
+++ b/tests/integration/testdata/sync/infra/before/Ruby/layer/Gemfile
@@ -1,3 +1,3 @@
 source "https://rubygems.org"
 
-ruby '~> 2.7'
+ruby '~> 3.2'
diff --git a/tests/integration/testdata/sync/infra/template-ruby-after.yaml b/tests/integration/testdata/sync/infra/template-ruby-after.yaml
index a83fc29aa8..2a4a8b11ce 100644
--- a/tests/integration/testdata/sync/infra/template-ruby-after.yaml
+++ b/tests/integration/testdata/sync/infra/template-ruby-after.yaml
@@ -17,7 +17,7 @@ Resources:
       AutoPublishAlias: Hello1Alias
       CodeUri: after/Ruby/function/
       Handler: app.lambda_handler
-      Runtime: ruby2.7
+      Runtime: ruby3.2
       Architectures:
         - x86_64
       Layers:
@@ -30,6 +30,6 @@ Resources:
       Description: Hello World Ruby Layer
       ContentUri: after/Ruby/layer/
       CompatibleRuntimes:
-        - ruby2.7
+        - ruby3.2
     Metadata:
-      BuildMethod: ruby2.7
\ No newline at end of file
+      BuildMethod: ruby3.2
diff --git a/tests/integration/testdata/sync/infra/template-ruby-before.yaml b/tests/integration/testdata/sync/infra/template-ruby-before.yaml
index 9c58efdb11..0449e40e1e 100644
--- a/tests/integration/testdata/sync/infra/template-ruby-before.yaml
+++ b/tests/integration/testdata/sync/infra/template-ruby-before.yaml
@@ -17,7 +17,7 @@ Resources:
       AutoPublishAlias: Hello1Alias
       CodeUri: before/Ruby/function/
       Handler: app.lambda_handler
-      Runtime: ruby2.7
+      Runtime: ruby3.2
       Architectures:
         - x86_64
       Layers:
@@ -30,6 +30,6 @@ Resources:
       Description: Hello World Ruby Layer
       ContentUri: before/Ruby/layer/
       CompatibleRuntimes:
-        - ruby2.7
+        - ruby3.2
     Metadata:
-      BuildMethod: ruby2.7
\ No newline at end of file
+      BuildMethod: ruby3.2